Shin Megami Tensei IV is the long awaited fourth installment into the main SMT brand. There have been many spin off titles, but the main line was left dormant since 2003's SMT III: Nocturne.

"Every year in the Eastern Kingdom of Mikado, all children who have turned 18 that year make a pilgrimage to Mikado Castle to take part in what is known as the "Gauntlet Rite," a traditional ceremony to determine a person's worthiness to join the elite ranks of the Samurai, noble warriors and protectors of the realm. You and your friend Issachar are from a simple village, and today is the day that your life may change forever..."